What is asterisk, How can i use it


Asterisk is an open source framework for building communications applications. Asterisk turns an ordinary computer server into a communications server. Asterisk powers IP PBX systems, VoIP gateways, conference servers and other custom solutions. It is used by small businesses, large businesses, call centers, carriers and government agencies, worldwide. Asterisk is free and open source. Asterisk is sponsored by Digium.

Today, there are more than one million Asterisk-based communications systems in use, in more than 170 countries. Asterisk is used by almost the entire Fortune 1000 list of customers. Most often deployed by system integrators and developers, Asterisk can become the basis for a complete business phone system, or used to enhance or extend an existing system, or to bridge a gap between systems.

That being said, building an operation Voice solution out of asterisk is need to be done only by experienced engineers or System integrators.  Being built on open source licensing model, asterisk will some serious engineering before it goes live in a business. But there are many power point presentations, youtube videos, PDF documentation available on internet, which will help to build some knowledge around asterisk.